Finding the Fourth Proportional to 866,107.26, 1,299,077.29 and 266,907.52
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Solution
The fourth proportional to 866,107.26, 1,299,077.29 and 266,907.52 is: 400,335.52
Step by Step Solution
- Step 1: Write the proportion equation
866,107.26 : 1,299,077.29 = 266,907.52 : x - Step 2: Convert to fraction form
866,107.26/1,299,077.29 = 266,907.52/x - Step 3: Cross multiply
866,107.26x = 1,299,077.29 × 266,907.52 - Step 4: Simplify right side
866,107.26x = 346,733,497,762.22 - Step 5: Solve for x
x = 346,733,497,762.22/866,107.26 - Step 6: Final answer
x = 400,335.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.